66879200

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2100

約数の個数: 72

約数和(自身を含む): 167333040

約数和(自身を除く): 100453840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2039, 2050, 3280, 4078, 4100, 6560, 8156, 8200, 10195, 16312, 16400, 20390, 32624, 32800, 40780, 50975, 65248, 81560, 83599, 101950, 163120, 167198, 203900, 326240, 334396, 407800, 417995, 668792, 815600, 835990, 1337584, 1631200, 1671980, 2089975, 2675168, 3343960, 4179950, 6687920, 8359900, 13375840, 16719800, 33439600, 66879200]

約数ペア:

[(1, 66879200), (2, 33439600), (4, 16719800), (5, 13375840), (8, 8359900), (10, 6687920), (16, 4179950), (20, 3343960), (25, 2675168), (32, 2089975), (40, 1671980), (41, 1631200), (50, 1337584), (80, 835990), (82, 815600), (100, 668792), (160, 417995), (164, 407800), (200, 334396), (205, 326240), (328, 203900), (400, 167198), (410, 163120), (656, 101950), (800, 83599), (820, 81560), (1025, 65248), (1312, 50975), (1640, 40780), (2039, 32800), (2050, 32624), (3280, 20390), (4078, 16400), (4100, 16312), (6560, 10195), (8156, 8200)]